PORT ARTHUR - The 117,988-sf Regional Professional Building — a five-story, on-campus medical office building — has been listed for sale for $20.3 million.

The Class A facility, located at 2501 Jimmy Johnson Blvd., is 96 percent leased. The property, developed in 2006, requires a 24 percent down payment, and will provide investors with a 9.35 percent cash-on-cash return.